SN4 ""

No	Pattern	Freq
1	it be [adv] important [verb] that	79
2	it [be] [adv] important [to-vb] that	79
3	it [be] [adv] important [verb] that	79
4	it [be] [adv] important [verb] that	79
5	it [is] [adv] important [verb] that	74
6	it is [adv] important [verb] that	69
7	it [be] also important [verb] that	43
8	it [be] [adv] important ensure that	16
9	it [be] [adv] important to ensure that	16
10	it [be] [adv] important remember that	13
11	it [be] [adv] important to remember that	13
12	it [be] very important [verb] that	11
13	it [be] [adv] important note that	10
14	it [be] [adv] important to note that	10
15	it [be] [adv] important to realise that	8
16	it [be] [adv] important realise that	8
17	it [be] equally important [verb] that	6
18	it [be] [adv] important recognize that	6
19	it [be] [adv] important to recognize that	6
20	it 's [adv] important [verb] that	5
21	it [was/were] [adv] important [verb] that	5
22	it was [adv] important [verb] that	5